Transfer DNA (or T-DNA), the transferred DNA of the tumor-inducing (Ti) plasmid of some species of bacteria such as Agrobacterium tumefaciens
The PROTECT Act incorporates the Truth in Domain Names Act (TDNA) of 2003 (originally two separate Bills, submitted by Senator Orrin Hatch and Congressman Mike Pence), codified at 18 U.S.C. ยง 2252(B)(b).